Table 3.

Cox Hazard Regression Model for 2-Year Mortality.

Covariate	Beta	Standard error	Wald	P-value	LCL [beta]	UCL [beta]	Risk Ratio
Karnofsky Performance score pre-treatment	−.02685	.01492	3.23789	.07195	−.0561	.0024	.97351
Charlson comorbidity index	.3934	.11432	11.8427	.00058	.16934	.61746	1.48201
CRP 50% reduction	−1.4466	.76688	3.5583	.05925	−2.94968	.05648	.23537
Thoracic infection	.91316	.5354	2.90891	.08809	−.13623	1.96255	2.49218